Armstrong Air 4SCU13LE vs. ICP H4A3 Feature Armstrong Air ICP Armstrong Air Advantage SEER 13 13 Compressor Scroll Scroll Coil Type Copper tube/aluminum fin Copper tube/aluminum fin Coil Protection 4-piece louvered with Wire & corner posts Superior coil protection against damage. independent corner posts Sound Reduction Heavyweight blanket Lightweight blanket Sound reduction for quieter operation. Pressure Switch Low/High Low/High Pressure Switch Threaded Schrader fitting Brazed Provides quick removal and replacement of high-pressure switch, eliminates need to pump down system when replacing switch. Contactor Sealed contactor with lug electrical connection Sealed contactor with screw electrical connection Fan Blade Design T Design T Design Service Valve Access 45 valve placement at 45 valve placement at Location corner of unit corner of unit Service Port Caps Brass, Torque Plastic, O-Ring Torqueable, sealed design Coil Tubing Diameter 5/16" 7mm Compressor Access Through the top Through the top Filter Drier Shipped loose, externally mounted, 10-Year Compressor Shipped loose, externally mounted, 10-Year Compressor, 1-Year Unit Replacement Sealed contactor keeps debris and insects out of contacts. Lug connection provides greater surface area between electrical wire and connection.
Armstrong Air A801A vs. ICP N8MSL Feature Armstrong Air ICP Armstrong Air Advantage AFUE 80% 80% Heat Exchanger Type Clamshell Clamshell Armstrong Air furnaces use the efficient and compact mini-clamshell heat exchanger which provides even heat exchange and reduces combustion noise. Stages of Heat Single-Stage Single-Stage Blower Motor PSC PSC Height 33" 35" Shorter furnaces can fit in smaller spaces which increases installation flexibility. 20-Year Heat Exchanger, 10 - Parts Armstrong Air offers greater coverage in the event of heat exchanger failure. Burner Type Integrated one-piece design Integrated one-piece design Burner Box 5-sided Open Armstrong Air uses a 5-sided burner box to ensure laminar airflow over the burner for quiet ignition. ICP uses an open burner configuration. BTU Input Per Burner 11,000 22,000 Armstrong Air furnaces use fewer BTUs per burner and more burners to reduce combustion noise. Distance Between Burners 1.5" 3" The smaller distance makes Armstrong Air burners less susceptible to corrosion, reducing maintenance requirements. Carryovers Tall Narrow Tall carryover gap reduces chances for blockage. Reduces service requirements. Gas Connection Armstrong Air has fewer knockouts to avoid accidentally compromising cabinet sealing integrity. Electrical Connection Supply Connection Bottom Return Connection Pre-bent flanges and pre-drilled holes 2 screws Connection box shipped loose No flanges or holes provided 2 screws Armstrong Air handy box is factory mounted on the left side. Saves installation time and labor. Sturdy factory-formed supply duct flange connections offer superior alignment, fit and sealing. Pre-drilled holes for case coil attachment. Control Board Keyholed chassis Screws w/o keyhole Easier removal of the control board from the blower housing. Blower Housing Deep-draw rails with Rails with no leads Armstrong Air blower is self-aligning and reassembles quicker leads on forward edge and easier, especially in horizontal applications. Diagnostics Fault code recall button LED displays only most recent fault with jumper Pressure Ports Dual Dual Inner Door None ICP has an inner door required by 4-position design Installation Upflow Horizontal & Dedicated Downflow models Possible Competitor Advantage Serviceability: Burners quicker and easier access. Appealing cosmetics, especially 1/4-turn latch doors and rolled edges One model, 4 positions Armstrong Air has a button and LED readout that stores the last 5 fault codes with battery backup. Better assists in diagnostics and troubleshooting. ICP inner door requires removal of 3 screws to access the blower compartment. Armstrong Air's blower compartment is accessed quicker, saving time. Armstrong Air's dedicated furnace positioning platform reduces installation time and errors.
Armstrong Air A952V vs. ICP G9MVT Feature Armstrong Air ICP Armstrong Air Advantage AFUE 95% 96% Primary Heat Exchanger Stainless Steel Aluminized Steel ICP has discontinued stainless steel primary heat exchangers. Stainless steel is more durable than aluminized steel and better resists corrosion and thermal fatigue. Heat Exchanger Type Clamshell Clamshell Stages of Heat Two-Stage Two-Stage Height 33" 35" Shorter furnace allows more room for installation, larger coils and easier handling. 10-Year Unit Replacement Burner Type Integrated one-piece design Integrated one-piece design Burner Box Enclosed (sealed) Open Armstrong Air uses an enclosed burner box to improve laminar airflow over the burner for smooth ignition. The sealed chamber reduces combustion noise. ICP uses an open box configuration. BTU Input Per Burner 11,000 20,000 Armstrong Air furnaces use fewer BTUs per burner and more burners to reduce combustion noise. Distance Between Burners 1.5" 3" The smaller distance makes Armstrong Air burners less susceptible to corrosion due to reduced temperature differential between burners. The reduced temperature differential maximizes condensate buildup in the burner assembly. Carryovers Tall Narrow Tall carryover gap reduces chances for blockage. Reduces service requirements. Gas Connection Armstrong Air has fewer knockouts to avoid accidentally compromising cabinet sealing integrity. Electrical Connection Connection box shipped loose Armstrong Air connection box is factory mounted on the left side. Saves installation time and labor. Condensate Trap Remote Internal External trap reduces the chance for catastrophic board failure and duct contamination if trap overflow occurs. The remote trap offers flexible placement based on application, and fast and easy cleanout. Cold End Header Box No modification needed in horizontal applications Internal modifications needed to switch to horizontal Application flexibility reduces installation time and provides safer operation. Installation advantage with cold end header and horizontal applications. Maximum Vent Length 61' (includes 1 elbow) 135' (60kBTU) 70' (80kBTU) Pipe Diameter 2", 2.5", 3" 2", 2.5", 3" Armstrong Air allows 2" vent on 110kBTU units and smaller. The ICP 2" capacity limit is 100kBTU and smaller. Armstrong Air allows 2" vent on higher-capacity units; enables more installation flexibility. Vent Configurations Supply Connection Bottom Return Connection Multiple pressure zones, venting down below the furnace Pre-bent flanges and pre-drilled holes Panel can be removed by 2 screws Allow ventilated attic or crawlspace No flanges or holes provided 4 screws Armstrong Air furnaces are approved for venting in multiple pressure zones, and venting down below the furnace, allowing more installation flexibility. Sturdy factory-formed supply duct flange connections offer superior alignment, fit and sealing. Pre-drilled holes for cased coil attachment. Bottom panel provides tight fit, sealing blower compartments and can easily be removed by unfastening two screws. Control Board Keyholed chassis Screws w/o keyhole Quicker removal of the control board from the blower housing. Diagnostics Fault code recall button LED displays only most recent fault with jumper Pressure Switch Connectors Clip mounts to the collector box Open-back F-style crimp Connects with fasteners Standard connectors Armstrong Air has a button and LED readout that stores the last 5 fault codes with battery backup. Better assists in diagnostics and troubleshooting. Armstrong Air pressure switch uses clip mounts with no fasteners for quick access. Easy meter access for troubleshooting (Continued on next page)
Armstrong Air A952V vs. ICP G9MVT Feature Armstrong Air ICP Armstrong Air Advantage Installation Upflow Horizontal & Dedicated Downflow models 4-position, comes with a large accessory bag (31 parts) with necessary items to be field installed Dedicated furnace positioning platform reduces installation time and errors. ICP 40kBTU models with a PSC motor require an inducer outlet restrictor be field installed. Armstrong Air has an integral molded choke in the collector box, reducing installation labor. (6 parts in the Armstrong Air accessory bag) No internal modifications are required to convert upflow to a horizontal application. Armstrong Air s convertible-ready capability saves 40-50 minutes of labor when installing a horizontal application. Possible Competitor Advantage Serviceability: Burners -much quicker and easier access. Nice cosmetics, especially doors and rolled edges 1/4-turn doors
Armstrong Air 4SCU13LE vs. Rheem RANL Feature Armstrong Air Rheem Armstrong Air Advantage SEER 13 13 Compressor Scroll Scroll Coil Type Copper tube/aluminum fin Copper tube/aluminum fin Coil Protection Louvered Louvered Armstrong Air design with corner post and 2-screw panel provides fast removal of coil protection. Sound Reduction Blanket None The blanket on the compressor reduces noise, creating quieter operation of the unit. Pressure Switch Low/High Low/High Pressure Switch Contactor Threaded Schrader fitting Sealed contactor with lug electrical connection Brazed Sealed contactor with screw electrical connection Provides quick removal and replacement of high-pressure switch, eliminates need to pump down system when replacing switch. Sealed contactor keeps debris and insects out of contacts. Lug connection provides greater surface area between electrical wire and connection. Fan Blade Design T Design XW Design Robust design reduces opportunity for blade misalignment and premature motor failure. Service Valve Access Location 45 valve placement at corner of unit Inside the panel on the side of the unit Allows installer to connect refrigerant piping with a 45 elbow vs. 90 elbow, when piping connection doesn t align to the unit placement. Service Port Caps Brass Plastic Sealed, torqueable design Coil Tubing Diameter 5/16" 3/8" Compressor Access Through the top From the side Filter Drier Shipped loose, Shipped loose, externally mounted externally mounted Footprint Standard shape Rectangle shape Armstrong Air has a standard shape which provides direct replacement on most existing pads., 10-Year Compressor, 10-Year Compressor
Armstrong Air A801A vs. Rheem RGLN Feature Armstrong Air Rheem Armstrong Air Advantage AFUE 80% 80% Heat Exchanger Type Clamshell Tubular Armstrong Air furnaces use the efficient and compact clamshell heat exchanger which provides even heat exchange and reduces combustion noise. Stages of Heat Single-Stage Single-Stage Blower Motor PSC PSC Height 33" 34" Burner Type Integrated one-piece design 20-Year Heat Exchanger, One-piece design, spark ignition Armstrong Air offers greater coverage in the event of heat exchanger failure. Armstrong Air ignition is much quieter due to hot surface ignition. Burner Box 5-sided Open Armstrong Air uses a 5-sided burner box to ensure laminar airflow over the burner for quiet ignition. Rheem uses an open box configuration. BTU Input Per Burner 11,000 25,000 Armstrong Air furnaces use fewer BTUs per burner and more burners to reduce combustion noise. Distance Between Burners 1.5" 2" The smaller distance makes Armstrong Air burners less susceptible to corrosion, reducing maintenance requirements. Carryovers Tall Tall Gas Connection Electrical Connection Supply Connection Bottom Return Connection Pre-bent flanges and pre-drilled holes 2 screws Pre-bent flanges with alignment holes only 2 screws Armstrong Air furnaces have pre-drilled holes for sheet metal screws. Saves installation time and labor. Control Board Keyholed chassis Push pin control board removal Rheem board mounts directly to the blower assembly. The Armstrong Air board can be removed independently for troubleshooting and commissioning. Blower Housing Deep-draw rails with leads on forward edge Tabbed rails with no leads Armstrong Air blower is self-aligning and reassembles quicker and easier, especially in horizontal applications. Pressure Ports Dual Single pressure port Armstrong Air s dual pressure points allow for true airflow measurement through the inducer. Diagnostics Fault code recall button LED with displays only most current fault Installation Upflow Horizontal & Dedicated Downflow models Upflow Horizontal & Dedicated Downflow models Armstrong Air has a button and LED readout that stores the last 5 fault codes with battery backup. Better assists in diagnostics and troubleshooting. Possible Competitor Advantage Rheem has easy to use cosmetic doors. No Latching system, slide on and off
Armstrong Air A952V vs. Rheem RGRM Feature Armstrong Air Rheem Armstrong Air Advantage AFUE 95% 95% Primary Heat Exchanger Stainless Steel Aluminized Steel Rheem has discontinued their stainless primary heat exchanger. Stainless steel is more durable than aluminized steel, and better resists corrosion and thermal fatigue. Heat Exchanger Type Clamshell Tubular Armstrong Air furnaces use the efficient and compact clamshell heat exchanger which provides even heat exchange and reduces combustion noise. Stages of Heat Two-Stage Two-Stage Height 33" 34" Burner Type Integrated one-piece design Integrated one-piece design, direct-spark ignition Armstrong Air furnace burners are much quieter during ignition. Burner Box Enclosed Open Armstrong Air uses an enclosed burner box to ensure quiet ignition. Rheem uses an open box configuration. Armstrong Air Advantage: Smooth, quiet ignition of the burner. BTU Input Per Burner 11,000 15,000 Armstrong Air furnaces use fewer BTUs per burner and more burners to reduce combustion noise. Distance Between Burners 1.5" 2" The smaller distance makes Armstrong Air burners less susceptible to corrosion, reducing maintenance requirements. Carryovers Tall Tall Ignition Silicon nitride hot surface igniter Spark ignition Hot surface igniter provides smoother, quieter ignition. Gas Connection Electrical Connection Condensate Trap Remote Must route drain tubes behind control board to switch from left to right. Cold End Header Box No modification needed in horizontal applications Modification needed in horizontal applications Armstrong Air condensing gas furnaces use a remote trap that offers flexible placement based on application, and fast and easy cleanout of the trap. External trap reduces the chance for catastrophic board failure and duct contamination if trap overflow occurs. Application flexibility reduces installation time and provides safer operation. Maximum Vent Length 61' 35' Armstrong Air has greater installation flexibility. Pipe Diameter 2", 2.5", 3" 2", 2.5", 3" Armstrong Air allows 2" vent on 110kBTU units and smaller. Rheem requires 3" diameter vent pipe on units 75kBTU and larger. Armstrong Air allows more installation flexibility. Vent Configurations Multiple pressure zones, venting down below furnace No expanded venting options Armstrong Air furnaces are approved for venting in multiple pressure zones, ventilated attics and crawlspaces, creating greater installation flexibility. Supply Connection Bottom Return Connection Pre-bent flanges and pre-drilled holes Panel can be removed by 2 screws Pre-bent flanges Panel can be removed by 2 screws Armstrong Air furnaces have pre-drilled holes for easy coil attachment. Control Board Keyholed chassis Push pin Rheem board mounts directly to the blower assembly. The Armstrong Air board can be removed independently for troubleshooting and commissioning. Blower Housing Deep-draw rails with leads on forward edge Rails with no leads Diagnostics Fault code recall button LED displays only most current fault Pressure Switch Connectors Clip mounts to the collector box Open-back F-style crimp High-quality, durable attachment Standard connectors Armstrong Air blower is self-aligning and re-assembles quicker and easier, especially in horizontal applications. Armstrong Air has a button and LED readout that stores the last 5 fault codes with battery backup. Assists in diagnostics and troubleshooting. Armstrong Air pressure switch uses clip mounts with no fasteners for easy removal. Easy meter access and troubleshooting (Continued on next page)
Armstrong Air A952V vs. Rheem RGRM Feature Armstrong Air Rheem Armstrong Air Advantage Installation Upflow Horizontal & Dedicated Downflow models Dedicated Upflow & Downflow/Horizontal models Rheem requires drain tubing reconfiguration when installing a horizontal application. Armstrong Air s convertible-ready capability requires no internal changes to the unit when converting to horizontal. Saves installation time and enhances reliability.
Armstrong Air 4SCU13LE vs. Trane XR13 Feature Armstrong Air Trane Armstrong Air Advantage SEER 13 13 Compressor Scroll Scroll/Recip. High level of customer acceptance for scroll compressor design. Coil Type Copper tube/ Aluminum fin Spine-fin Aluminum Compact coil design and industry-standard coil cleaning procedure. Coil Protection Louvered Louvered Armstrong Air design with corner post and 2-screw panel provides fast removal of coil protection. Sound Reduction Blanket Blanket on some models All models have sound reduction feature. Pressure Switch Low/High High Low-pressure switch provides loss-of-charge protection. Pressure Switch Contactor Threaded Schrader fitting Sealed contactor with lug electrical connection Switch brazed Open contactor with screw electrical connection Fan Blade Design T Design Swept Wing Service Valve Access Location 45 valve placement at corner of unit Bottom corner, must remove panel Provides quick removal and replacement of high-pressure switch, eliminates need to pump down system when replacing switch. Sealed contactor keeps debris and insects out of contacts. Lug connection provides greater surface area between electrical wire and connection. Easier valve access. Allows installer to connect refrigerant piping with a 45 elbow vs. 90 elbow, when piping connection doesn t align to the unit placement. Service Port Caps Brass Brass Coil Tubing Diameter 5/16" 3/8" Compressor Access Easy from the top Easy from the top Filter Drier Shipped loose, externally mounted Installed Gives the installer more options to install filter at condenser or evaporator coils. Filter replacement can be made without having to evacuate the charge., 10-Year Compressor, 10-Year Compressor
Armstrong Air A801A vs. Trane XR80 Feature Armstrong Air Trane Armstrong Air Advantage AFUE 80% 80% Heat Exchanger Aluminized Steel Aluminized Steel Heat Exchanger Type Clamshell Clamshell (Very Large) Armstrong Air furnaces use the efficient and compact clamshell heat exchanger which provides even heat exchange and reduces combustion noise. Stages of Heat Single-Stage Single-Stage Blower Motor PSC PSC Height 33" 40" Shorter furnaces can fit in smaller spaces which increases installation flexibility. Burner Type Integrated one-piece design 20-Year Heat Exchanger, Individual self-aligned Armstrong Air offers greater coverage in the event of heat exchanger failure. Armstrong Air furnaces use an integrated one-piece burner design that has perfect carryover alignment providing safer operation. Burner Box 5-sided Open Armstrong Air uses a 5-sided burner box to ensure laminar airflow over the burner for quiet ignition. Trane uses an open burner configuration. BTU Input Per Burner 11,000 20,000 Armstrong Air furnaces use fewer BTUs per burner and more burners to reduce combustion noise. Distance Between Burners 1.5" 3" The smaller distance makes Armstrong Air burners less susceptible to corrosion, reducing maintenance requirements. Carryovers Tall Narrow Tall carryover gap reduces chances for blockage. Reduces service requirements. Gas Connection Electrical Connection Supply Connection Bottom Return Connection Pre-bent flanges and pre-drilled holes 2 screws Left only Pre-bent flanges and pre-drilled holes 2 screws Control Board Keyholed chassis Screws (difficult to access) disconnect condensate from trap to access the blower Blower Housing Deep-draw rails with leads on forward edge Rails with no leads Diagnostics Fault code recall button LED displays only most current fault Installation Possible Competitor Advantage 1/4-turn doors Dedicated Upflow & Downflow models Up/Left & Down/Right The ability to switch the electrical connections to the right allows greater installation flexibility. Easier removal of the control board from the blower housing. Armstrong Air blower is self-aligning and reassembles quicker and easier, especially in horizontal applications. Armstrong Air has a button and LED readout that stores the last 5 fault codes with battery backup. Better assists in diagnostics and troubleshooting. Armstrong Air furnaces can be vented left or right.
Armstrong Air A952V vs. Trane XV95 Feature Armstrong Air Trane Armstrong Air Advantage AFUE 95% 95% Primary Heat Exchanger Stainless Steel Aluminized Steel More durable heat exchanger. Stainless steel is more durable than aluminized steel, and better resists corrosion and thermal fatigue. Heat Exchanger Type Clamshell Clamshell (Large). Uses transfer tube from the hot box to the secondary HX Armstrong Air furnaces use the efficient and compact clamshell heat exchanger which provides even heat exchange and reduces combustion noise. No transfer tube reduces number of connections and possibility for leaks. Stages of Heat Two-Stage Two-Stage Blower Motor Variable Variable Height 33" 40" Shorter furnaces can fit in smaller spaces which increases installation flexibility. Burner Type Integrated one-piece design Individual Beckett Burners Armstrong Air furnaces use an integrated one-piece burner design that has perfect carryover alignment providing quieter ignition and safer operation. BTU Input Per Burner 11,000 20,000 Armstrong Air furnaces use fewer BTUs per burner and more burners to reduce combustion noise. Distance Between Burners 1.5" 3" The smaller distance makes Armstrong Air burners less susceptible to corrosion, reducing maintenance requirements. Carryovers Tall Narrow Tall carryover gap reduces chances for blockage. Reduces service requirements. Gas Connection Electrical Connection Left only Condensate Trap Remote Internal, attached to blower motor and control board Cold End Header Box Inducer Blower No modification needed in horizontal applications 3 screws to remove inducer housing Part of the heat exchanger, internal modification needed to switch to horizontal 4 screws. Inducer fit is non-piloted and seals with red silicone The ability to switch the electrical connections to the right allows greater installation flexibility. Armstrong Air condensing gas furnaces use a remote trap that offers flexible placement based on application, and fast and easy cleanout of the trap. Reduces the chance for catastrophic board failure and duct contamination if trap overflow occurs. Application flexibility reduces installation time and provides safer operation. Reference installation advantages relevant to the cold end header and horizontal applications. Armstrong Air inducer housing removal is quicker with fewer fasteners and self-aligns. Armstrong Air foam gasket is pre-applied to the collector box and is reusable; silicon must be reapplied before installation of the housing on the Trane unit. Maximum Vent Length 61' 50' Armstrong Air has greater installation flexibility. Pipe Diameter 2", 2.5", 3" 2", 2.5", 3" Armstrong Air allows 2" vent on 110kBTU units and smaller. The Trane 2" vent capacity limit is 80kBTU and smaller. Armstrong Air allows 2" vent on higher-capacity units; enables more installation flexibility. Vent Configurations Multiple pressure zones, venting down below the furnace Cannot vent in multiple pressure zones Armstrong Air furnaces are approved for venting in multiple pressure zones, ventilated attics and crawl spaces, creating greater installation flexibility. Supply Connection Bottom Return Connection Pre-bent flanges and pre-drilled holes 2 screws Pre-bent flanges with large alignment holes only 2 screws Control Board Keyholed chassis Screws (difficult to access), disconnect condensate from trap to access the blower Blower Housing Deep-draw rails with leads on forward edge Rails with no leads Armstrong Air furnaces have pre-drilled holes for sheetmetal screws easy coil attachment. Easier removal of the control board from the blower housing. Armstrong Air blower is self-aligning and re-assembles quicker and easier, especially in horizontal applications. (Continued on next page)
Armstrong Air A952V vs. Trane XV95 Feature Armstrong Air Trane Armstrong Air Advantage Diagnostics Fault code recall button LED with no memory Armstrong Air has a button and LED readout that stores the last 5 fault codes. Pressure Switch Connectors Cosmetic Doors Installation Clip mounts to the collector box Open-back F-style crimp Separate upper and lower doors Upflow Horizontal & Dedicated Downflow models Switches attached with fasteners Closed F crimps Interlocking lower and upper doors Up/Left & Down/Right Armstrong Air pressure switch uses clip mounts with no mechanical fasteners for easy removal. Meters can easily be attached to open-back F crimps. Armstrong Air blower compartment door can be removed independently. Trane unit requires 2 SKUs for horizontal applications. Only 1 Armstrong Air version is needed for Upflow and L and R horizontal applications. Trane requires drain tubing and pressure switch reconfiguration when installing a horizontal application. Armstrong Air s convertible-ready capability requires no internal changes to the unit when converting to horizontal. Saves installation time and enhances reliability. Possible Competitor Advantage 1/4-turn doors Trane supplies mesh return air filter (non-substantial)
Armstrong Air 4SCU13LE vs. York/Coleman TCJD Feature Armstrong Air York/Coleman Armstrong Air Advantage SEER 13 13 Compressor Scroll Rotary/ Recip./Scroll High level of customer acceptance for scroll compressor design. Coil Type Copper tube/ Micro Channel Aluminum Tube and fin coil volume reduces system charging sensitivity. Aluminum fin Coil Protection Louvered Stamped Panel Armstrong Air design with corner post and 2-screw panel provides fast removal of coil protection. Sound Reduction Blanket None The blanket on the compressor reduces noise, creating quieter operation of the unit. Pressure Switch Low/High High Low-pressure switch provides loss-of-charge protection. Pressure Switch Contactor Threaded Schrader fitting Sealed contactor with lug electrical connection Brazed Sealed contactor with screw electrical connection Provides quick removal and replacement of high-pressure switch, eliminates need to pump down system when replacing switch. Sealed contactor keeps debris and insects out of contacts. Lug connection provides greater surface area between electrical wire and connection. Fan Blade Design T Design XW Design Robust design reduces opportunity for blade misalignment and premature motor failure. Service Valve Access Location 45 valve placement at corner of unit 45 valve placement at corner of unit Service Port Caps Brass Plastic Sealed, torqueable design Coil Tubing Diameter 5/16" 3/8" Compressor Access Easy from the top Easy from the side Filter Drier Shipped loose, externally mounted Installed Gives the installer more options to install filter at condenser or evaporator coils. Filter replacement can be made without having to evacuate the charge., 10-Year Compressor, 10-Year Compressor
Armstrong Air A801E vs. York TM8X Feature Armstrong Air York Armstrong Air Advantage AFUE 80% 80% Heat Exchanger Type Clamshell Tubular Armstrong Air furnaces use the efficient and compact clamshell heat exchanger which provides even heat exchange and reduces combustion noise. Stages of Heat Single-Stage Single-Stage Blower Motor CT CT Height 33" 33" Burner Type Integrated one-piece design 20-Year Heat Exchanger, Individual burners Armstrong Air offers greater coverage in the event of a heat exchanger failure. Armstrong Air s single-piece burner has perfect carryover alignment providing soft, reliable ignition and safer operation. Burner Box 5-sided box Open Armstrong Air uses a 5-sided burner box to ensure laminar airflow over the burner for quiet ignition. York uses an open burner configuration. BTU Input Per Burner 11,000 20,000 Armstrong Air furnaces use fewer BTUs per burner and more burners to reduce combustion noise. Distance Between Burners 1.5" 3" The smaller distance makes Armstrong Air burners less susceptible to corrosion, reducing maintenance requirements. Carryovers Tall Narrow Tall carryover gap reduces chances for blockage. Reduces service requirements. Gas Connection Electrical Connection switched to left Pressure Ports Front Side Less susceptible to blockage Supply Connection Pre-bent flanges and pre-drilled holes Removable flanges must be assembled during installation Sturdy factory-formed supply duct flange connections offer superior alignment, fit and sealing. Pre-drilled holes for cased coil attachment. Saves labor and speeds installation. Bottom Return Connection Panel can be removed by 2 screws Panel can be removed with 4 screws Control Board Keyholed chassis Board and blower mount come out at once Blower Housing Deep-draw rails with leads on forward edge Rails with no leads Bottom return panel can be quickly and easily removed. Easier removal of the control board from the blower housing. Armstrong Air blower is self-aligning and reassembles quicker and easier, especially in horizontal applications. No flapper to tuck in during re-assembly. Diagnostics Fault code recall button Fault code recall button Installation Upflow Horizontal & Dedicated Downflow models Multi-position Armstrong Air s dedicated furnace positioning platform reduces installation time and errors. Possible Competitor Advantage York has easy to use cosmetic doors with 1/4-turn latches, top and bottom
Armstrong Air A952V vs. York TM9V Feature Armstrong Air York Armstrong Air Advantage AFUE 95% 96% Primary Heat Exchanger Stainless Steel Aluminized Steel Greater heat exchanger durability. Heat Exchanger Type Clamshell Tubular Armstrong Air furnaces use the efficient and compact clamshell heat exchanger which provides even heat exchange and reduces combustion noise. Stages of Heat Two-Stage Two-Stage Height 33" 33" Burner Box Enclosed (sealed) Open Armstrong Air uses an enclosed burner box to improve laminar airflow over the burner for smooth ignition. The sealed chamber reduces combustion noise. York uses an open box configuration. Burner Type Integrated one-piece design Individually aligned Beckett Burners Armstrong Air s single-piece burner has perfect carryover alignment providing soft, reliable ignition and safer operation. Easy removal for greater serviceability. BTU Input Per Burner 11,000 20,000 Armstrong Air furnaces use fewer BTUs per burner and more burners to reduce combustion noise. Distance Between Burners 1.5" 3" The smaller distance makes Armstrong Air burners less susceptible to corrosion, reducing maintenance requirements. Carryovers Tall Narrow Tall carryover gap reduces chances for blockage. Reduces service requirements. Flame Sensor Forward-facing screw Bottom-facing screw Forward-facing screw attachment allows quick removal of flame sensor with 1/4" nut drive vs. having to use a ratchet drive with socket. Gas Connection Primary right, easily switched to left Igniter Material Silicon nitride Carbide Silicon nitride is more durable material for igniters. Electrical Connection Condensate Trap Remote Internal External trap reduces the chance for catastrophic board failure and duct contamination if trap overflow occurs. The remote trap offers flexible placement based on application, and fast and easy cleanout. Cold End Header Box No modification needed in horizontal applications Must remove drain tubing in order to convert condensate management Maximum Vent Length 61' 65' w/ no fittings (60' equivalent to Armstrong Air) Pipe Diameter 2", 2.5", 3" 2", 2.5", 3" Vent Configurations Supply Connection Bottom Return Connection Inducer Blower Removal Multiple pressure zones, venting down below the furnace Pre-bent flanges and pre-drilled holes Panel can be removed by 2 screws 3 screws to remove inducer housing Allow ventilated attic or crawlspace Removable flanges must be assembled during installation Solid removable panel 4 screws and a ground wire screw tucked behind the exhaust vent pipe with an already installed unit Application flexibility reduces installation time and provides safer operation. Armstrong Air furnaces are approved for venting in multiple pressure zones, and venting down below the furnace, allowing more installation flexibility. Sturdy factory-formed supply duct flange connections offer superior alignment, fit and sealing. Pre-drilled holes for cased coil attachment. Saves labor and speeds installation. Bottom return panel can be quickly and easily removed and reattached. The Armstrong Air inducer housing removal is a much easier process than on the York furnace, due to the ground wire attachment behind where the exhaust vent pipe is installed inside the unit. The service technician will need to remove the exhaust pipe or cut the ground wire to remove the inducer. (Continued on next page)
Armstrong Air A952V vs. York TM9V Feature Armstrong Air York Armstrong Air Advantage Control Board Keyholed chassis Board and blower mount come Easier removal of the control board from the blower housing. out at once Blower Housing Deep-draw rails with leads on forward edge Rails with no leads Armstrong Air blower is self-aligning and re-assembles quicker and easier, especially in horizontal applications. No flapper to tuck in during re-assembly. Diagnostics Fault code recall button Fault code recall button Pressure Switch Connectors Installation Clip mounts to the collector box Open-back F-style crimp Upflow Horizontal & Dedicated Downflow models Mechanical fasteners Standard connectors 4-position, comes with a large accessory bag with necessary items to be field installed Armstrong Air pressure switch uses clip mounts with no fasteners for easy removal. Easy meter access and troubleshooting Dedicated furnace positioning platform reduces installation time and errors. No pressure switch hoses to move or shorten, or drain hoses to be relocated. Armstrong Air's convertible-ready capability requires no internal changes to the unit when converting to horizontal. Saves installation time and enhances reliability. Possible Competitor Advantage: York has easy-to-use cosmetic doors with 1/4-turn latches, top and bottom.